<template>
  <view class="goods-detail-container">
    <!-- 商品轮播图 -->
    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" circular="true">
      <swiper-item class="swiper-item" v-for="(item,i) in goods_info.pics" :key="i">
          <image :src="item.pics_big" @click="preview(i)"></image>  
      </swiper-item>
    </swiper>
    <!-- 商品信息 -->
    <view class="goods-info-box">
      <!-- 商品价格 -->
      <view class="price" v-if="goods_info.goods_price">￥{{goods_info.goods_price}}</view>
      <!-- 商品信息主体 -->
      <view class="goods-info-body">
        <view class="goods-name" v-if="goods_info.goods_name">{{goods_info.goods_name}}</view>
        <view class="favi">
          <uni-icons type="star" size="18" color="gray"></uni-icons>
          <text>收藏</text>
        </view>
      </view>
     <!-- 运费 -->
      <view class="yf">
        快递：免运费
      </view>
    </view>
    <rich-text :nodes="goods_info.goods_introduce"></rich-text>
    <uni-goods-nav :fill="true"  :options="options" :buttonGroup="buttonGroup"  @click="onClick" @buttonClick="buttonClick" />
  </view>
</template>

<script>
  import {mapState,mapActions,mapGetters} from 'vuex'
  export default {
    data() {
      return {
        goods_info:{},
        options: [{
              icon: 'shop',
              text: '店铺',
            }, {
              icon: 'cart',
              text: '购物车',
              info: 2
            }],
            // 右侧按钮组的配置对象
            buttonGroup: [{
                text: '加入购物车',
                backgroundColor: '#ff0000',
                color: '#fff'
              },
              {
                text: '立即购买',
                backgroundColor: '#ffa200',
                color: '#fff'
              }
            ]
      };
    },
    onLoad(option){
      const goods_id=option.goods_id
      this.getList('/api/public/v1/goods/detail','goods_info',{goods_id})
    },
    methods:{
      ...mapActions('m_cart',['addgoods']),
      preview(i){
        uni.previewImage({
          current:i,
          urls:this.goods_info.pics.map(x=>x.pics_big)
        })
      },
      onClick(e){
        if(e.content.text==='购物车') uni.switchTab({
          url:'../../pages/cart/cart'
        })
      },
      buttonClick(e){
        if(e.content.text==='加入购物车'){
          const goods={
            goods_id:this.goods_info.goods_id,
            goods_name:this.goods_info.goods_name,
            goods_price:this.goods_info.goods_price,
            goods_count:1,
            goods_small_logo:this.goods_info.goods_small_logo,
            goods_state:true
          }
          this.addgoods(goods)
        }
      }
      
    },
    computed:{
      ...mapState('m_cart',['cart']),
      ...mapGetters('m_cart',['total']),
    },
    watch:{
      total:{
        immediate:true,
        handler(newval){
          const findResult=this.options.find(x=>x.text==='购物车')
          if(findResult) findResult.info=newval
        }
      }
    }
  }
</script>

<style lang="scss">
  .goods-detail-container{
    padding-bottom:50px ;
    swiper{
      height: 750rpx;
      image{
        width: 100%;
        height: 100%;
      }
    }
    .goods-info-box{
      padding: 10px;
      padding-right: 0;
      .price{
        color: #c00000;
        font-size: 18px;
        margin: 10px 0;
      }
      .goods-info-body{
        display: flex;
        justify-content: space-between;
        .goods-name{
          font-size: 13px;
          padding-right: 10px;
        }
        .favi{
          width: 120px;
          display: flex;
          font-size: 12px;
          color: gray;
          border-left: 1px solid #efefef;
          flex-direction: column;
          align-items: center;
          justify-content: center;
        }
      }
      .yf{
        margin: 10px 0;
        font-size: 12px;
        color: gray;
      }
    }
  }
 
  .uni-goods-nav{
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
  }
</style>
